SBC PCD7.LR P5 Series Manual page 95

Saia-Burgess Controls AG
Registers - Analogue Outputs
Analogue Modbus
Output register
address
AO 0
AO 1
AO 2
AO 3
AO 4
AO 5
Example of storage of Modbus data in PCD register, depending on the options
selected (16/32-bit, signed, swapped)
PCD1/2/3 read Modbus values from PCD7.LRxx-P5
PCD7.LRxx-P5
Media mapping on the PCD7.LRxx-P5
acting as Modbus server
PCD7.LRxx-
P5 Register
Number
PCD Reg 0
PCD Reg 1
PCD Reg 2
PCD Reg 3
PCD Reg 4
PCD Reg 5
PCD Reg 6
PCD Reg 7
PCD Reg 8
PCD Reg 9
PCD Reg 10
PCD Reg 11
PCD Reg 12
Hardware manual PCD7.LRxx-PG5 room controller │ Document 27-653; version ENG07 │ 2019-03-21
PCD7.LRL2-P5 PCD7-LRL4-P5
PCD Modbus
register register
address address
8040 8040
4020
8041 8041
8042 8042
4021
8043 8043
NA 8044
NA
NA 8045
NA 8046
NA
NA 8047
NA 8048
NA
NA 8049
NA 8050
NA
NA 8051
PCD 1/2/3
PCD 1/2/3 acting as Modbus client, reading 16-bit or 32-bit values from the server.
Example: if the client reads out 12 Modbus objects, where the content of the Modbus objects is
defined as
11112222 hex for HR0 / HR1,
33334444 hex for HR2 / HR3 ... as shown on the left side of the table.
Modbus Example for PCD 1/2/3
Holding value stored Register
Register on the PCD Number on
Number register of the Modbus
the PCD7. client
LRxx-P5
HR0 / 11112222
PCD Reg
HR1 hex
HR2 / 33334444
PCD Reg+1
HR3 hex
HR4 / 55556666
PCD Reg+2
HR5 hex
HR6 / 77778888
PCD Reg+3
HR7 hex
HR8 / 9999AAAA
PCD Reg+4
HR9 hex
HR10 / BBBBCCCC
PCD Reg+5
HR11 hex
HR12 / DDDDEEEE
PCD Reg+6
HR13 hex
HR14 / FFFF1111
PCD Reg+7
HR15 hex
HR16 / 22223333
PCD Reg+8
HR17 hex
HR18 / 44445555
PCD Reg+9
HR19 hex
HR20 / 66667777
PCD Reg+10
HR21 hex
HR22 / 88889999
PCD Reg+11
HR23 hex
HR24 / AAAABBBB
PCD Reg+12
HR25 hex
Modbus on PCD7.LRxx-P5 RS-485 interfaces
PCD7.LRL5-P5
PCD Modbus PCD
register register register
address address address
8040
4020 4020
8041
8042
4021 4021
8043
8044
4022 4022
8045
8046
4023 4023
8047
8048
4024 4024
8049
8050
4025 4025
8051
PCD 1/2/3 PCD 1/2/3 register
register content if content if value is
value is stored as stored as 16 bit
16 bit unsigned signed
00001111 00001111
hex hex
00002222 00002222
hex hex
00003333 00003333
hex hex
00004444 00004444
hex hex
00005555 00005555
hex hex
00006666 00006666
hex hex
00007777 00007777
hex hex
00008888 00008888
hex hex
00009999 00009999
hex hex
0000AAAA 0000AAAA
hex hex
0000BBBB 0000BBBB
hex hex
0000CCCC 0000CCCC
hex hex
Untouched Untouched
Communication
PCD7.LRS4-P5 PCD7.LRS5-P5
Modbus PCD Modbus
register register register
address address address
8040 8040
4020
8041 8041
8042 8042
4021
8043 8043
8044 8044
4022
8045 8045
8046 8046
4023
8047 8047
NA NA
NA
NA NA
NA NA
NA
NA NA
PCD 1/2/3 PCD 1/2/3
register content if register content if
value is stored as value is stored as
32 bit 32 bit swapped
11112222 22221111
hex
33334444 44443333
hex
55556666 66665555
hex
77778888 88887777
hex
9999AAAA AAAA9999
hex
BBBBCCCC CCCCBBBB
hex
DDDDEEEE EEEEDDDD
hex
FFFF1111 1111FFFF
hex
22223333 33332222
hex
44445555 55554444
hex
66667777 77776666
hex
88889999 99998888
hex
Untouched Untouched
PCD
register
address
4020
4021
4022
5
4023
NA
NA
hex
hex
hex
hex
hex
hex
hex
hex
hex
hex
hex
hex
5-19